Multiplication Stategies

Find the missing number for the ratio table.

What is the missing number in the ratio table?

• 21
• 24
• 27
• 25

Find the missing number for B the ratio table.

What multiplication problem does this area model represent?

• 20 x 7
• 27 x 19
• 19 + 20
• 20 + 7 + 10 + 9

What goes in the empty box?

• 24

• 240

• 46

• 40

Gregory uses this model to multiply 46×38. Enter the correct value for each area.

• Area A: 12,000, Area B: 1,800, Area C: 3,200, Area D: 480

• Area A: 70, Area B: 36, Area C: 48, Area D: 14

• Area A: 700, Area B: 90, Area C: 120, Area D: 14

• Area A: 1,200, Area B: 180, Area C: 320, Area D: 48

What number goes in the box with the question mark?

24 x 15 =

• 180

• 360

• 720

• 320

20 x 13 =

• 260

• 240

• 250

• 130

16 x 18 =

• 288

• 144

• 320

• 260